In 2009, the digital transition took place. Analog TV signals were turned off in favor of digital.
What specific changes did broadcasters make to their equipment to make this happen?
How was the digital transition implemented?
2019-12-11 4:00 am
回答 (1)
2019-12-11 5:29 am
they bought a lot of new equipment. The list is long and would vary from station to station.
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